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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 916053Generated: October 31, 2026

Ethyl Acetate → HCID 178520335, compound

https://huagongshe.com/reaction/916053

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl AcetateHCID 8857—
ReactantLithium hydroxide, monohydrateHCID 168937—
ReactantHCID 178498824HCID 178498824—
SolventMethanolHCID 887—
SolventWaterHCID 962—
SolventTetrahydrofuranHCID 8028—
ProductHCID 178520335HCID 17852033588.4%

Reaction Conditions

Temperature60 °C

Reaction Steps

1-{cis-4-[2-(2-Chloro-6-fluoro-phenyl)-acetylamino]-cyclohexyl}-1H-[1,2,3]triazole-4-carboxylic acid methyl ester (400 mg) was dissolved in a mixture of THF (3.2 ml)/MeOH (3.2 ml)/H2O (1.6 ml) and LiOH.H2O (43 mg) was added. The reaction mixture was stirred 1 h at 60° C., then it was poured on a mixture of H2O (35 ml) and EtOAc (35 ml). The aqueous layer was collected, acidified with 1 M HCl to pH<4 and extracted with EtOAc (2×35 ml). After drying over Na2SO4 the solvent was evaporated to yield 341 mg (88%) of product. White powder. MS 379.1 (100, [M−H]−).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07268154B2
Source datasetuspto-grants-2007_09
ORD IDord-ebc7883029db41de950f0f07e10a88d0
Source noteuspto-grants-2007_09